class PicUrl {
  String? big;
  int? height;
  int? width;

  PicUrl({this.big, this.height, this.width});

  factory PicUrl.fromJson(Map<String, dynamic> json) {
    return PicUrl(
      big: json['big'],
      height: json['height'],
      width: json['width'],
    );
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['big'] = this.big;
    data['height'] = this.height;
    data['width'] = this.width;
    return data;
  }
}
